N2 — outside your level filter

甲斐かいがある

かいがあるkai ga aruN2neutral

savor + (past) + worth the effort of

ajiwatta kai ga aru

worth the effort of; the effort paid off

meaning: it is worth savoring

三年間さんねんかん毎日まいにち味あじわったかいがある。

sannenkan mainichi ajiwatta kai ga aru.

Every day for three years, it is worth savoring. neutral

並ならんだかいがあったね、このパン、めっちゃ美味おいしい！

naranda kai ga atta ne, kono pan, metcha oishii!

Standing in line was worth it, huh — this bread is seriously delicious! casual

Same meaning1

worth the effort of; the effort paid off — it worked out

三年間さんねんかん毎日まいにち練習れんしゅうしたかいがあった。
sannenkan mainichi renshuu shita kai ga atta.
Every day for three years, it was worth practicing. neutral
並ならんだかいがあったね、このパン、めっちゃ美味おいしい！
naranda kai ga atta ne, kono pan, metcha oishii!
Standing in line was worth it, huh — this bread is seriously delicious! casual
長ながい間あいだの努力どりょくのかいがあって、ついに商品化しょうひんかが実現じつげんした。
nagai aida no doryoku no kai ga atte, tsuini shouhinka ga jitsugen shita.
After all that long effort, it finally paid off and the product went into production. neutral
皆様みなさまのご協力きょうりょくのかいがあり、無事ぶじにイベントを終了しゅうりょうすることができました。
minasama no go kyouryoku no kai ga ari, buji ni ibento o shuuryou suru koto ga dekimashita.
Thanks to everyone's cooperation paying off, we were able to bring the event to a successful close. formal

甲斐かい also joins a verb's ます-stem, as がい — やりがい, 生いきがい,
働はたらきがい. That's a separate, more common word than かいがある.